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Cushion|Lab Grown|IGI

1.23ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG843614207

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG843614207

Diamond specifications and retailer prices

From $245 USD
As of October 30, 2026
Save $1,010 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,255 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843614207 or 843614207. Listed at 19 retailers as of October 30, 2026, with prices from $245 to $1,255, a $1,010 spread on the same certified stone. Reve Diamonds lists it at $1,255. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843614207
Dimensions6.09 × 5.84 × 3.80 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.09 mm5.84 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843614207
Side View
Table 64.0%Crown 36.1°Girdle: THK-VTKPavilion 32.1°Culet: NoneDepth 65.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,090 USD|Low: $245 USD|High: $1,255 USD|Avg: $610 USD|-0.6%
Retailer 1
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
Reve Diamonds
November 1, 2026
Retailer 3$245 USD
Retailer 5$272 USD
Retailer 2$307 USD
Retailer 4$365 USD
Retailer 9$368 USD
Retailer 12$440 USD
Retailer 15$467 USD
Retailer 18$485 USD
Retailer 11$501 USD
Retailer 7$515 USD
Retailer 17$664 USD
Retailer 13$712 USD
Retailer 16$779 USD
Retailer 10$884 USD
Retailer 8$927 USD
Retailer 6$935 USD
Retailer 14$980 USD
Retailer 1$1,090 USD
Reve Diamonds$1,255 USD

17 data points across 19 retailers

19 retailers$245 USD to $1,255 USD

A
Cheapest Retailer
-
$245 USD
Final sale: no returns
Retailer 2
-
$272 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$307 USD
HK$2,400 HKD
View
Retailer 4
-
$365 USD
£287 GBP
View
Price last confirmed 15 days ago
B+
Retailer 5
-
$368 USD
View
A
Retailer 6
-
$440 USD
€419 EUR
View
A
Retailer 7
-
$467 USD
ZAR 7,546 ZAR
View
A
Retailer 8
-
$485 USD
View
A
Retailer 9
-
$501 USD
£395 GBP
View
B+
Retailer 10
-
$515 USD
View
B+
Retailer 11
-
$664 USD
A$1,022 AUD
View
B+
Retailer 12
-
$712 USD
View
B+
Retailer 13
-
$779 USD
A$1,199 AUD
View
B
Retailer 14
-
$884 USD
SGD 1,194 SGD
View
B
Retailer 15
-
$927 USD
View
B
Retailer 16
-
$935 USD
View
B
Retailer 17
-
$980 USD
View
B
Retailer 18
-
$1,090 USD
£858 GBP
View
Most Expensive
B
Reve Diamonds
05C2BC442 · Nov 1
$1,255 USD
View
18 more retailers have this diamond
Prices start from $245 USDSave up to $1,010 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.23ct Cushion
$245 USD